You can use this keyboard shortcut to toggle the visibility of the command line. If for some reason your command line is hidden from the drawing area, then use this keyboard shortcut to bring it back * ​

Requirement types discussed during software development include functional and color scheme nonfunctional and code style constraint and nonfunctional fashionable and functional.

Which are not examples of chronic or persistent stress? moving

Why were most movies from the late 1890s until the early 1930s only filmed in black and white? there were only a few people who could afford the technology to produce color motion pictures back then. audiences did not want color motion pictures until later. the film used to make color motion pictures often overheated, which was a safety hazard, so it was generally not allowed. color films had to be hand-colored, frame by frame.